Viking DMOR205SS Service Manual page 44

VMOR205SS
DMOR205SS
15.Remove the one (1) screw holding the key fixing plate to
the control panel.
16.Release the four (4) tabs holding the key fixing plate to the
control panel.
17.Remove the key fixing plate from the control panel.
18.Tear the key unit from the key fixing plate.
19.Now, the key unit is free
NOTES FOR KEY UNIT REPLACEMENT
1. Do not reuse the torn key unit because the performance
of the adhesive becomes weak.
2. Before attaching a new key unit, wipe off remaining
adhesive on the key fixing plate surfaces completely with
a soft cloth soaked in alcohol.
3. When attaching the key unit to the key fixing plate, adjust
the upper edge and right edge of the key unit to the correct
position of key fixing plate.
4. Stick the key unit firmly to the key fixing plate by rubbing
with soft cloth not to scratch.
NOTES FOR NEW CONTROL UNIT REPLACE-
MENT
1. Before installation of the new CPU into the control panel,
grasp the middle section between thump and finger, bend
the display board forward a until b breaks as shown in step
1.
2. To remove the middle section push both sides of the
middle section towards d until c breaks as shown in step
2.
NOTE: Discard the middle section.
3. After removing the middle section, bend the display board
ο
90 , positioning the jumper wires into the notches of the
display board as shown in step 3.
a
Middle
Section
Jumper
wires
STEP 1
POSITIVE LOCK
1. Disconnect the power supply cord.and remove the oven
from wall and remove outer case. (Refer to procedure of
"Removal of Oven from Wall" and Outer case Removal")
2. Open the door and block it open.
3. Discharge high voltage capacitor.
4. Pull down on the positive lock
5. Push the lever of positive lock
CAUTION: WHEN CONNECTING THE POSITIVE LOCK
CONNECTORS TO THE TERMINALS, INSTALL
THE POSITIVE LOCK
FACES YOU.
b
d
c
STEP 2
®
CONNECTOR (NO-CASE TYPE) REMOVAL
® connector.
®
®
SO THAT THE LEVER
4. Insert the bottom edge of the display board under the tab
of control panel as shown in step 4.
5. PLace the top edge of the display board on the clip (F).
And press the display board downward as shown in step
4. (Holes in middle of display board should be positioned
into locator pins.)
6. After installing display board, press the CPU downward
ο
90 until CPU is locked into place by the clips.
7. Hold the CPU with the four (4) screws.
8. After installing CPU, make sure jumper wires are not
bent, touching or broken.
Top edge of the display board
Middle
section
CN-G
Jumper
wires
Control
Notches
panel
STEP 3
Positive lock¨
connector
Lever
®
Positive lock
42
Display
Board
b
Break
point
c
LSI
Control Unit
Clip (F)
Clip (E)
Locator pin
STEP 4
Terminal
1
Push
2
Pull down
®
connector